﻿using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace 简单工厂模式
{
    internal class Operation
    {
		private int numberA;

		public int NumberA
		{
			get { return numberA; }
			set { numberA = value; }
		}

		private int numberB;

		public int NumberB
		{
			get { return numberB; }
			set { numberB = value; }
		}

		public virtual double GetResult()
		{
			double result = 0;
			return result;
		}
	}
}
